A. Karakteristika:
　　 Kä ye kek looi aye kek tɔ̈u në oxidation method, ye kek tɔ̈u në first sink pool, contact oxide pool, second sink pool, disinfection pool, sludge pool, ku fan. Kä ye looi bï ya tɔ̈ɔ̈u piny, ka tɔ̈ɔ̈u piny, ka tɔ̈ɔ̈u piny, ka tɔ̈ɔ̈u piny. Dɔɔr BOD5A ye 200 mg/l, a ye 50 mg/l, a ye 80%, a ye 81%, a ye 80%. Lɔ̈k bï ya luui në mïïth, mïïth ye kɔɔr, mïïth ye kɔɔr, mïïth ye kɔɔr, mïïth ye kɔɔr, mïïth ye kɔɔr, mïïth ye kɔɔr, mïïth ye kɔɔrYe.